The Titanium Field Guide

Citizen Promaster Tsuno Chrono Racer (Super Titanium)

AV0088-01L

The Citizen Promaster Tsuno Chrono Racer (Super Titanium) is a current-production chronograph watch with a super titanium (proprietary) case, finished with duratect surface hardening. At 87 g it sits around the middle for chronograph watches in the guide, and is priced well under the $3,381.25 median for the category. The maker states no nickel-bearing steel at any skin-contact point, across the case, caseback and bracelet.

All Citizen watchesWatch chronograph watchesUnder $3,000LightweightLightest, rankedSolar
Price
$1,225
Material
Titanium
Grade / type
Super Titanium (proprietary)
Weight
87 g (with strap)
Water resistance
200 m
Reference
AV0088-01L
Type
Chronograph
Case diameter
43.3 mm
Origin
Japan
Movement
Eco-Drive light-powered chronograph
Caliber
Citizen E210
Complications
Chronograph, Date
Colour
Grey
Surface treatment
Duratect surface hardening
Finish technology
Surface hardening
Caseback
Titanium
Nickel-free
Maker states none
Display back
No
Dial
Black, blue
Dial colours
Black Blue
Lume
Yes
Availability
Offered
Status
Current
Not published
Thickness, Lug-to-lug, Power reserve, Hardness, Construction, Bracelet / strap, Matching bracelet, Crystal
High confidence Verified Jul 2026 Source: Citizen (maker)
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Frequently asked questions

Is the Citizen Promaster Tsuno Chrono Racer (Super Titanium) nickel-free?

On the maker's published specification, no nickel-bearing steel touches the skin: a super titanium (proprietary) case with a titanium caseback, plus a non-steel crown and bracelet and clasp. That is what the guide records rather than a test of the watch, so confirm the contact points with the maker before buying if you react to nickel.

What is the case material of the Citizen Promaster Tsuno Chrono Racer (Super Titanium)?

The Citizen Promaster Tsuno Chrono Racer (Super Titanium) has a super titanium (proprietary) case with a titanium caseback. This is confirmed against the maker spec.

What size is the Citizen Promaster Tsuno Chrono Racer (Super Titanium)?

It is 43.3 mm in diameter, and water resistant to 200 m.

How much does the Citizen Promaster Tsuno Chrono Racer (Super Titanium) weigh?

About 87 g (w/ strap).

How much does the Citizen Promaster Tsuno Chrono Racer (Super Titanium) cost, and is it available?

It is current-production and lists from $1,225.

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